28605105

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14783}}^1$

素因数の和:14837

約数の個数: 24

約数和(自身を含む): 50738688

約数和(自身を除く): 22133583

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 14783, 44349, 73915, 133047, 221745, 635669, 665235, 1907007, 3178345, 5721021, 9535035, 28605105]

約数ペア:

[(1, 28605105), (3, 9535035), (5, 5721021), (9, 3178345), (15, 1907007), (43, 665235), (45, 635669), (129, 221745), (215, 133047), (387, 73915), (645, 44349), (1935, 14783)]